Skip to content

Marathon County · WI

Wells in Marathon County

28,216 recorded wells, 14,736 with verified depth. Here's what the drilling records say and what the permit takes.

Depth, from the records

140ft median drilled depth
p10 · 40 ftp90 · 260 ft

Eight of ten wells in Marathon County finished between 40 and 260 feet. Budget to the deep end; celebrate the shallow one.

Pin your exact parcel →

The permit in Marathon County

Files onlineverified landing

WI DNR Well Notification (GoWild)

Wis. Stat. 281.34(3)

Instrument
notification_number
Fee
$50.5
Who files
Driller or owner may file
Timeline
Plus county location permit where required (Form 3300-076)

Notification number $50.50

Before the rig arrives

  1. Confirm parcel allows a private well (vs required public water connection).
  2. Select a licensed well contractor; obtain owner authorization as required.
  3. File notification_number online via the authority portal (deep-link below).
  4. Do not drill until authorization is issued (or notification accepted, per regime).

After drilling: Well Construction Report ≤30d within 30 days → WI DNR Well Notification (GoWild)

Forms: WI well application

Open the filing portal ↗

WellMap prepares estimate-backed quote packets and dual-party approvals. It does not issue permits and never auto-submits to government systems. The licensed driller (and/or owner where required by law) is the submitter of record. Verified 2026-07-14.